Cracks In Ceramic Brake Rotor Connection Area

Fig 1: Ceramic Brake Disc, Cracks Near Threaded Connectors

Courtesy of AUDI OF AMERICA, LLC

WARNING:

Danger of an accident occurring if threaded connections are loose.

The brake rotor ring and the brake rotor cup are attached to each other and must never be separated. Never loosen the threaded connection on the brake rotor cup.

Ceramic brake rotors are to be replaced with the following types damage.

Cracks near the threaded connectors on the cup leading to the connection area on the brake rotor -arrows -.

Fig 2: Identifying Cracks Near Threaded Connectors On Cup Leading To Friction Surface
Courtesy of AUDI OF AMERICA, LLC

Tangential cracks -arrows- in the connection area.

Fig 3: Identifying Cracks In Threaded Connection Areas
Courtesy of AUDI OF AMERICA, LLC

WARNING:

If a brake rotor is damaged or worn, check the other brake rotors for damage and wear.